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GB 9074.30 - 1988

Blg Washer for Tapping Screws Assembly

GB 9074.30 - 1988 自攻螺钉组合件用大垫圈

See all versions and complete specifications: Blg Washer for Tapping Screws Assembly — Full Specification Page

Equivalent & Cross-Reference Standards

Standard Body	Standard Number
GB	GB /T 97.5(L)
DIN	DIN EN ISO 10669(L)
ISO	ISO 10669(L)

Dimensional Specifications — GB 9074.30 - 1988 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
ST2.9	3.12	0.9	1.1	3	11	10.57
ST3.5	4.12	1.4	1.8	4	15	14.57
ST4.2	5.52	1.4	1.8	5.4	18	17.57
ST4.8	7.27	1.8	2.2	7.15

Related Standards

GB /T 97.4 (S) - 2002— Plain Washers (Small) for Combination Screw GB /T 97.4 (N) - 2002— Plain Washers (Normal) for Combination Screw GB /T 97.5 (N) - 2002— Plain Washers for Tapping Screw and Washer Assemblies - Type N GB /T 97.5 (L) - 2002— Plain Washers for Tapping Screw and Washer Assemblies - Type L GB 9074.24 - 1988— Plain Washers for Assembly GB 9074.25 - 1988— Blg Plain Washer for Assembly GB 9074.29 - 1988— Samll Washer for Tapping Screw Assembly DIN 6902 (A) - 1990— Plain Washers for Screw and Washer Assemblies - Type A

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